81320305

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{997}}^1\times {\mathrm{1483}}^1$

素因数の和:2496

約数の個数: 16

約数和(自身を含む): 106634304

約数和(自身を除く): 25313999

約数列:

[1, 5, 11, 55, 997, 1483, 4985, 7415, 10967, 16313, 54835, 81565, 1478551, 7392755, 16264061, 81320305]

約数ペア:

[(1, 81320305), (5, 16264061), (11, 7392755), (55, 1478551), (997, 81565), (1483, 54835), (4985, 16313), (7415, 10967)]